Home / 1,910,174.40-2,636,025.93-1,050,715.80

Finding the Fourth Proportional to 1,910,174.40, 2,636,025.93 and 1,050,715.80

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Solution

The fourth proportional to 1,910,174.40, 2,636,025.93 and 1,050,715.80 is: 1,449,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,174.40 : 2,636,025.93 = 1,050,715.80 : x
  2. Step 2: Convert to fraction form
    1,910,174.40/2,636,025.93 = 1,050,715.80/x
  3. Step 3: Cross multiply
    1,910,174.40x = 2,636,025.93 × 1,050,715.80
  4. Step 4: Simplify right side
    1,910,174.40x = 2,769,714,093,860.69
  5. Step 5: Solve for x
    x = 2,769,714,093,860.69/1,910,174.40
  6. Step 6: Final answer
    x = 1,449,979.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.